NASA intends to award a sole source contract to Zero Gravity Corp. (Zero-G ) for two parabolic flights aboard the Ft. Lauderdale, Fla.-based company’s commercially operated G-Force One airplane.

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Brian Berger is editor in chief of SpaceNews.com and the SpaceNews magazine. He joined SpaceNews.com in 1998, spending his first decade with the publication covering NASA. He was named senior staff writer in 2004, a position he held until being named...